Mathematics, 29.06.2019 16:00, xeno777
The augmented matrix of a system of equations has been transformed to an equivalent matrix in row-echelon form. using x, y, and z as variables, write the system of equations corresponding to the following matrix. if the system is consistent, solve it. left bracket start 3 by 3 matrix 1st row 1st column 1 2nd column 2 3rd column 2 2nd row 1st column 0 2nd column 1 3rd column negative 3 3rd row 1st column 0 2nd column 0 3rd column 1 endmatrix start 3 by 1 table 1st row 1st column 4 2nd row 1st column 9 3rd row 1st column negative 2 endtable right bracket1 2 20 1 −30 0 149−2which of the following system of equations corresponds to the given matrix? a. x plus 2 y plus 2 zx+2y+2zequals=44y minus 3 zy−3zequals=99zequals=minus−22b.2 x plus 2 y2x+2yequals=44negative 3 y−3yequals=99zequals=minus−22c.2 x plus 2 y plus 4 z2x+2y+4zequals=1negative 3 y plus 9 z−3y+9zequals=1minus−zequals=1d. xequals=442 x plus y2x+yequals=992 x minus 3 y plus z2x−3y+zequals=minus−22select the correct choice below and fill in any answer boxes in your choice. a.the solution set isstartset nothing endset{}.(type an ordered triple.)b. the solution is the empty set.
Answers: 3
Mathematics, 21.06.2019 20:00, jortizven0001
Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !
Answers: 1
The augmented matrix of a system of equations has been transformed to an equivalent matrix in row-ec...